Species · BCR 35 · BBS 2025 Release · 1966–2024
Snowy Egret In Chihuahuan Desert
Snowy Egret in Chihuahuan Desert has surged: up 99% on the route-weighted index since 1977.
+99%Since 1977
10Routes In Region
32Years
Notable Signals
long arc increasecomputed index
Snowy Egret has surged in Chihuahuan Desert: up 99% on the route-weighted index since 1977.
Forecast
If the recent trend holds, Snowy Egret in Chihuahuan Desert is projected to stay roughly flat through 2029, near 0.52 (95% range 0.00–1.8). A 5-year backtest shows a typical error of ±373%, with 80% of held-out values landing inside the 95% band.
n/aChange by 2029
0.52Projected 2029 index
0.00–1.895% range
±373%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.51 | 0.00 | 1.8 |
| 2026 | 0.51 | 0.00 | 1.8 |
| 2027 | 0.51 | 0.00 | 1.8 |
| 2028 | 0.52 | 0.00 | 1.8 |
| 2029 | 0.52 | 0.00 | 1.8 |
Routes In Chihuahuan Desert
| Quitman Canyon 2 | TEXAS | 50 | 2021 |
| Presidio | TEXAS | 20 | 2021 |
| Mesilla | NEW-MEXICO | 6 | 2000 |
| Quitman Cyn. | TEXAS | 4 | 2009 |
| San Antonio | NEW-MEXICO | 3 | 1977 |
| Jornada | NEW-MEXICO | 1 | 1981 |
| Laborcita | NEW-MEXICO | 1 | 2019 |
| Red Rock | NEW-MEXICO | 1 | 1993 |
| Laborcita 2 | NEW-MEXICO | 1 | 2024 |
| Canutillo | TEXAS | 1 | 2022 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.